How can I keep fans running while changing KAFXC-UPDATE kit?

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• Can I restore a database generated by a newer version of AutoFlex-Connect onto a control running an older version?

  No. If you try to restore a database file on an Autoflex-Connect that was created by a unit running a newer version you will cause unknown and often weird bugs. First update the control with the older version to be the same or newer than the control ...

• How can I update NVC-2 firmware?

  Update to the latest firmware version using a USB drive. See Updating the firmware in the user manual for more information.

• How many fans can it control?

  The limiting factor is the variable stage rating. Add up the current draw of the fans you want to control and compare it to the variable stage rating. If the combined fans draw less than the variable stage rating, then you can control them.

• Can I control variable fans with this control?

  No, it is for fixed-speed fans or heaters only. If you need variable control, the FC-1T-1VAC controls variable fans.

• Motors and fans slow down or stop

  Problem Motors and fans slow down or stop Possible Cause Power surge, brownout, or power outage Possible solution You cannot do anything when it happens, but could avoid problem in future by providing proper voltage and/or protection to the unit.